package cn.jd.basic.aop;


import cn.jd.basic.anno.LogAnno;
import cn.jd.org.domain.SysLogEntity;
import cn.jd.org.service.SysLogEntityService;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Pointcut;
import org.aspectj.lang.reflect.MethodSignature;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import javax.servlet.http.HttpServletRequest;
import java.lang.reflect.Method;
import java.util.Arrays;
import java.util.Date;

@Component
@Aspect
public class LogAop {
    @Autowired
    private SysLogEntityService sysLogService;
    @Pointcut("@annotation(cn.jd.basic.anno.LogAnno)")
    public void pointCut(){}


    @Around("pointCut()")
    public Object around(ProceedingJoinPoint point) throws Throwable {
        long beginTime = System.currentTimeMillis();
        //执行方法
        /*Object result = point.proceed();*/
        Object result=point.proceed();
        //执行时长(毫秒)
        long time = System.currentTimeMillis() - beginTime;

        //保存日志
        saveSysLog(point, time);

        return result;
    }

    private void saveSysLog(ProceedingJoinPoint joinPoint, long time) {
        MethodSignature signature = (MethodSignature) joinPoint.getSignature();
        Method method = signature.getMethod();

        SysLogEntity sysLog = new SysLogEntity();
        LogAnno syslog = method.getAnnotation(LogAnno.class);
        if(syslog != null){
            //注解上的描述

            sysLog.setOperation(syslog.methodDes());



        }

        //请求的方法名
        String className = joinPoint.getTarget().getClass().getName();
        String methodName = signature.getName();
        sysLog.setMethod(className + "." + methodName + "()");
        //请求的参数
        Object[] args = joinPoint.getArgs();
        try{
            String params = Arrays.toString(args);
            sysLog.setParams(params);
        }catch (Exception e){

        }
        //获取request
        HttpServletRequest request = HttpContextUtils.getHttpServletRequest();
        //设置IP地址
        sysLog.setIp(IPUtils.getIpAddr(request));

        sysLog.setTime(time);
        sysLog.setCreateDate(new Date());
        //保存系统日志

        sysLogService.save(sysLog);
    }
}

